public void Union_Unrestricted ()
{
// Union with unrestricted is unrestricted
PrintingPermission sp1 = new PrintingPermission (PermissionState.Unrestricted);
PrintingPermission sp2 = new PrintingPermission (PermissionState.None);
// a. source (this) is unrestricted
foreach (PrintingPermissionLevel ppl in AllLevel) {
sp2.Level = ppl;
PrintingPermission union = (PrintingPermission)sp1.Union (sp2);
Assert.IsTrue (union.IsUnrestricted (), "target " + ppl.ToString ());
}
// b. destination (target) is unrestricted
foreach (PrintingPermissionLevel ppl in AllLevel) {
sp2.Level = ppl;
PrintingPermission union = (PrintingPermission)sp2.Union (sp1);
Assert.IsTrue (union.IsUnrestricted (), "source " + ppl.ToString ());
}
}
public void Union_None ()
{
// Union with none is same
PrintingPermission pp1 = new PrintingPermission (PermissionState.None);
PrintingPermission pp2 = new PrintingPermission (PermissionState.None);
PrintingPermission union = null;
// a. source (this) is none
pp2.Level = PrintingPermissionLevel.NoPrinting;
union = (PrintingPermission)pp1.Union (pp2);
Assert.IsNull (union, "target NoPrinting");
foreach (PrintingPermissionLevel ppl in AllLevelExceptNoAndAllLevel) {
pp2.Level = ppl;
union = (PrintingPermission)pp1.Union (pp2);
Assert.IsFalse (union.IsUnrestricted (), "target " + ppl.ToString ());
}
pp2.Level = PrintingPermissionLevel.AllPrinting;
union = (PrintingPermission)pp1.Union (pp2);
Assert.IsTrue (union.IsUnrestricted (), "target AllPrinting");
// b. destination (target) is none
pp2.Level = PrintingPermissionLevel.NoPrinting;
union = (PrintingPermission)pp2.Union (pp1);
Assert.IsNull (union, "source NoPrinting");
foreach (PrintingPermissionLevel ppl in AllLevelExceptNoAndAllLevel) {
pp2.Level = ppl;
union = (PrintingPermission)pp2.Union (pp1);
Assert.IsFalse (union.IsUnrestricted (), "source " + ppl.ToString ());
}
pp2.Level = PrintingPermissionLevel.AllPrinting;
union = (PrintingPermission)pp2.Union (pp1);
Assert.IsTrue (union.IsUnrestricted (), "source AllPrinting");
}
public void Union_Self ()
{
PrintingPermission pp = new PrintingPermission (PermissionState.None);
foreach (PrintingPermissionLevel ppl in AllLevelExceptNoLevel) {
pp.Level = ppl;
PrintingPermission result = (PrintingPermission)pp.Union (pp);
Assert.AreEqual (ppl, result.Level, ppl.ToString ());
}
// union of NoPrinting with NoPrinting == null
pp.Level = PrintingPermissionLevel.NoPrinting;
Assert.IsNull (pp.Union (pp), "NoPrinting");
}
public void Union_Null ()
{
PrintingPermission pp = new PrintingPermission (PermissionState.None);
// Union with null is a simple copy
foreach (PrintingPermissionLevel ppl in AllLevel) {
pp.Level = ppl;
PrintingPermission union = (PrintingPermission)pp.Union (null);
Assert.AreEqual (ppl, union.Level, ppl.ToString ());
}
}